6909416

Display Device Driver Ic

PublishedJune 21, 2005
Assigneenot available in USPTO data we have
InventorsTadashi Aoki
Technical Abstract

Patent Claims
3 claims

Legal claims defining the scope of protection, as filed with the USPTO.

1

1. A driver IC (integrated circuit) for supplying drive signals to a plurality of signal electrodes arranged in one display device for driving the display device, wherein said driver IC comprises a plurality of drive signal output terminals having drive capacities which vary depending on loads of respective signal electrodes of the display device to which the output terminals are connected, so as to supply the respective signal electrodes arranged in one display device with drive signal waveforms having an identical time constant.

2

2. A driver IC for supplying drive signals to a plurality of signal electrodes arranged in one display device for driving the display device, wherein said driver IC comprises a plurality of drive signal output terminals arranged to have variable drive capacities which vary depending on loads of respective signal electrodes of the display device to which the output terminals are connected, so as to supply the respective signal electrodes arranged in one display device with drive signal waveforms having an identical time constant.

3

3. The driver IC according to claim 2 , wherein the load of each signal electrode comprises a resistance of the signal electrode and capacitances of liquid crystal pixels formed along the signal electrode, and the display device comprises liquid crystal pixels having different capacities.

Patent Metadata

Filing Date

Unknown

Publication Date

June 21, 2005

Inventors

Tadashi Aoki

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Cite as: Patentable. “DISPLAY DEVICE DRIVER IC” (6909416). https://patentable.app/patents/6909416

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